/* =============================================================
   Nawar Farah — Educational Diagnostics
   responsive.css  |  Breakpoints only (mobile-first)
   Load AFTER main.css.

   Breakpoints
   -----------
   480px  : large phones
   680px  : small tablets / phablets
   900px  : tablets landscape & small laptops — nav becomes horizontal
   1200px : desktop
   ============================================================= */

/* ---------- 480px — large phones ---------- */
@media (min-width: 480px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .cta-row .btn { flex: 0 1 auto; }
  .contact-method { gap: var(--sp-4); padding-inline: var(--sp-4); }
  .trust-strip ul { grid-template-columns: repeat(2, 1fr); }
  .trust-strip li { padding-inline: var(--sp-3); }
  .trust-strip li:nth-last-child(-n+2) { border-block-end: 0; }
  .service-feature { padding: var(--sp-6); }
  .cta-panel { padding: var(--sp-7) var(--sp-6); }
}

/* ---------- 680px — small tablets ---------- */
@media (min-width: 680px) {
  :root { --fs-body: 1.09375rem; }

  .section { padding-block: var(--sp-8); }
  .section--tight { padding-block: var(--sp-6); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .article-grid { grid-template-columns: repeat(2, 1fr); }
  .article-featured { grid-column: 1 / -1; }
}

/* ---------- 900px — laptops: horizontal navigation ---------- */
@media (min-width: 900px) {
  .header-inner { flex-wrap: nowrap; }

  /* The toggle is not needed once the menu fits in the bar. */
  .js .nav-toggle { display: none; }

  /* Always show the menu on wide screens, regardless of .is-open. */
  .js .site-nav { display: flex; }

  .site-nav {
    inline-size: auto;
    display: flex;
    align-items: center;
    gap: var(--sp-4);
  }
  .site-nav ul {
    flex-direction: row;
    align-items: center;
    gap: var(--sp-2);
  }
  .site-nav a {
    border-block-end: 0;
    padding: var(--sp-2) var(--sp-3);
    border-radius: var(--r-sm);
  }
  .site-nav a[aria-current] { background: var(--c-primary-soft); }

  /* "Contact" becomes a quiet outlined call to action */
  .site-nav a.site-nav__cta {
    border: 1px solid var(--c-primary);
    color: var(--c-primary);
    font-weight: 700;
  }
  .site-nav a.site-nav__cta:hover,
  .site-nav a.site-nav__cta[aria-current] { background: var(--c-primary-soft); }

  .lang-switch { margin: 0; }

  .hero__inner {
    grid-template-columns: 1.15fr 0.85fr;
    gap: var(--sp-7);
  }
  .hero { padding-block: var(--sp-7) var(--sp-8); }

  .page-hero { padding-block: var(--sp-2) var(--sp-6); }
  .page-hero__inner--media {
    grid-template-columns: 1.3fr 0.7fr;
    gap: var(--sp-7);
  }

  .trust-strip ul { grid-template-columns: repeat(4, 1fr); }
  .trust-strip li {
    border-block-end: 0;
    border-inline-start: 1px solid var(--c-border);
    padding-block: var(--sp-5);
    padding-inline: var(--sp-4);
  }
  .trust-strip li:first-child { border-inline-start: 0; padding-inline-start: 0; }

  .split { grid-template-columns: 1.2fr 0.8fr; gap: var(--sp-7); }
  .split--even { grid-template-columns: 1fr 1fr; }

  .grid--3 { grid-template-columns: repeat(3, 1fr); }

  .timeline { grid-template-columns: repeat(3, 1fr); }
  .timeline > li {
    padding-inline-start: var(--sp-5);
    padding-block-start: calc(var(--sp-5) + 56px);
  }
  .timeline > li::before { inset-block-start: var(--sp-5); inset-inline-start: var(--sp-5); }

  .footer-grid { grid-template-columns: 1.4fr 1fr 1.1fr; }
  .article-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- 1200px — desktop ---------- */
@media (min-width: 1200px) {
  .section { padding-block: calc(var(--sp-8) + var(--sp-4)); }
  .section--tight { padding-block: var(--sp-7); }
  .grid { gap: var(--sp-5); }
}